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PHYSICS MCQs

MCQs on Conservation of Linear Momentum and Impulse

MCQs on Conservation of Linear Momentum and Impulse How is a jet plane able to fly in the air? The thrust of the jet plane compensates the force of gravity The weight of the air is the weight of the…

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2 years ago

MCQs on Atoms and Nuclei

MCQs on Atoms and Nuclei Which of the following should we consider to explain the fine structure of the spectrum of hydrogen? The presence of neutrons in the nucleus Orbital Angular Momentum Infinite size of the nucleus Spin angular Momentum…

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2 years ago

MCQs on Magnetism

MCQs on Magnetism Question: For which of the following is magnetic susceptibility negative? Paramagnetic and Ferromagnetic materials Paramagnetic Materials only Ferromagnetic Materials only Diamagnetic Materials Answer: (d) Diamagnetic Materials Question: Which of the following is the unit of magnetic flux…

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2 years ago

MCQs on First Law of Motion

MCQs on First Law of Motion Question: Why does a rider on horseback fall when the horse starts running all of a sudden? The rider is suddenly afraid of falling The lower body of the rider moves forward with the…

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2 years ago

MCQs on Amperes Law

MCQs on Amperes Law Q1: If a coil carrying current is placed in a uniform magnetic field, then emf is produced Torque is produced Force is produced Torque and force is produced Answer: (b) Torque is produced Q2: A coil…

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2 years ago

MCQs on Electromagnetic Waves

MCQs on Electromagnetic Waves Q: Electromagnetic waves are produced by A static charge An accelerated charge A moving charge Charged particles Answer: (b) An accelerated charge Q: In electromagnetic waves the phase difference between electric field vector and magnetic field…

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2 years ago

MCQs on Biot-Savart Law

MCQs on Biot-Savart Law Q1: Which is the equation of the magnetic field according to Biot-Savart’s law? IdIsinθ/r2 (μ0/4π)IdIsinθ/r (μ0/4π)IdIsinθ/r2 (μ0/4π)IdIsinθ Answers: (c) (μ0/4π)IdIsinθ/r2 Q2: The magnetic field due to a copper rod carrying direct current is The magnetic field…

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2 years ago

MCQs on Kirchhoffs Law

MCQs on Kirchhoffs Law Q: Which basic law should be followed to analyse the circuit? Newton’s law Faraday’s law Amperes law Kirchoff’s law Answer: (d) Kirchhoff’s law Q: In Kirchhoff’s first law Σi = 0 at the junction is based…

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2 years ago

MCQs on Conductors and insulators

MCQs on Conductors and insulators Q1: Which of the following is the most conductive element? Copper Iron Silicon Silver Answer:(d) Silver Q2: A material that has zero resistance is called Insulator Conductor Superconductor semiconductor Answer:(c) Superconductors Q3: Why is copper…

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2 years ago

MCQs on Radio Wave Propagation

MCQs on Radio Wave Propagation Q1: Mathematical prediction of radio waves was done by Einstein Hertz Faraday Maxwell Answer: (d) Maxwell Q2: The electric field and magnetic field of a radio wave are Perpendicular to each other Perpendicular to the…

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2 years ago

MCQs on Cyclotron

MCQs on Cyclotron Q1: The angular frequency of a cyclotron is independent of Speed Mass Magnetic field Charge Answer: (a) Speed Q2: The maximum kinetic energy of the positive ion in the cyclotron is qBR2/2m q2B2R2/2m q2B2R2/m qBR/m Answer: (b)…

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2 years ago

MCQs on Photoelectric Effect

MCQs on Photoelectric Effect Q1: Photoelectric effect was explained by Einstein Faraday Plank Hertz Answer: (a) Einstein Q2: In a photoelectric experiment for 4000 Å incident radiation, the potential difference to stop the ejection is 2 V. If the incident…

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2 years ago

MCQs on Optical Microscope

MCQs on Optical Microscope Q1: What is the ratio of resolving power of an optical microscope for wavelengths λ1= 4000 Å and λ2= 6000 Å? 2:3 3:2 6:25 16:9 Answer: (b) 3:2 Q2: Two identical glass (μg=3/2) equi – convex…

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2 years ago

MCQs on Fibre Optics

MCQs on Fibre Optics Q: Data signal with minimum error is generated by which among the following Signal processing circuits Photodiode Linear circuitry None of the above Answer: (c) Linear circuitry Q: Which among the following is described by the…

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2 years ago

MCQs on Elastic and Inelastic Collision

MCQs on Elastic and Inelastic Collision Q1: The principle of conservation of linear momentum can be strictly applied during a collision between two particles provided the time of impact is Moderately small Extremely large Extremely small Depends on a particular…

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2 years ago

MCQs on Work Done by Constant Force

MCQs on Work Done by Constant Force Q1: If the unit of force and length each be increased by four times, then the unit of energy is increased by 16 times 8 times 2 times 4 times Answer: (a) 16…

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2 years ago